Which trinomial is the product of the expression below? ?
(k - 1)(k - 4)
a) k^2 - 5k + 4
b) k^2 - 5k - 4
c) k^2 - 4
d) k^2 + 5k + 4

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The square root of 9x plus 7 plus the square rot of 2x equall to 7

Fa bus driver leaves her first stop by 7: 00 a. m., her route will take less than 37 minutes. if she leaves after 7: 00 a. m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?